A.>40% B.>70% C.>80% D.>90% E.>26%
A.0.01mg/kg B.0.10mg/kg C.1.40mg/kg D.1.60mg/kg E.2.00mg/kg
A.不應(yīng)低于150lx B.不應(yīng)低于200lx C.不應(yīng)低于250lx D.應(yīng)當(dāng)小于150lx E.應(yīng)當(dāng)小于200lx